Plenty ink has already been spilled about the new restrictions in clause 3.3.1 of the new iPhone SDK terms of use. The new wording disallows developers to use third party, cross platform development tools (like Flash CS5) to build their apps, and plenty of folks (like Adobe) are angered by it. Now it seems Steve Jobs has chimed in as well. Developer Greg Slepak reached out to Steve, citing the large outpouring of negativity on the topic, including a post by John Gruber of Daring Fireball, who Greg calls Apple's "biggest fan." Steve apparently responded, citing a newer post by Gruber that explains Apple's theoretical reasoning for locking down t